<template>
  <div class="login-container">
    <el-form class="login-form" ref="loginFormRef" :model="formItem" :rules="loginRules">
      <div class="title-container">
        <h3 class="title">用户登录</h3>
      </div>
      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon="user"></svg-icon>
        </span>
        <el-input placeholder="用户名" name="username" v-model="formItem.username" type="text" />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon="password"></svg-icon>
        </span>
        <el-input placeholder="密码" name="password" v-model="formItem.password" :type="passwordType" />
        <span class="show-pwd" @click="onChangePwd">
          <svg-icon :icon="eyeType"></svg-icon>
        </span>
      </el-form-item>
      <!-- 登录按钮 -->
      <el-button type="primary" style="width: 100%; margin-bottom: 30px" @click="handlerLogin" :loading="loading">登录</el-button>
    </el-form>
  </div>
</template>
<script setup>
import { ref, computed } from 'vue'
import { validatePasswrod } from './rules.js'
import { useStore } from 'vuex'

const formItem = ref({
  username: 'admin',
  password: '123456'
})

const loginRules = ref({
  username: [
    {
      required: true,
      trigger: 'blur',
      message: '请输入用户名'
    }
  ],
  password: [
    {
      required: true,
      trigger: 'blur',
      validator: validatePasswrod()
    }
  ]
})

// 处理密码框文本显示的操作
const passwordType = ref('password')
const onChangePwd = () => (passwordType.value = passwordType.value === 'text' ? 'password' : 'text')
const eyeType = computed(() => (passwordType.value === 'password' ? 'eye' : 'eye-open'))

// 登录接口
const store = useStore()
const loginFormRef = ref(null)
const loading = ref(false)
const handlerLogin = () => {
  // 表单校验
  loginFormRef.value.validate((valid) => {
    if (!valid) return false
    // 出发登录动作
    loading.value = true
    store
      .dispatch('user/login', formItem.value)
      .then(() => {
        loading.value = false
      })
      .catch((err) => {
        loading.value = false
        console.log(err)
      })
  })

  // 进行登录后处理
}
</script>
<style lang="scss" scoped>
$bg: #2d3a4b;
$dark_gray: #889aa4;
$light_gary: #eee;
$cursor: #fff;

.login-container {
  min-height: 100%;
  width: 100%;
  background: $bg;
  overflow: hidden;
  .login-form {
    position: relative;
    width: 520px;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
    ::v-deep .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background-color: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
    ::v-deep .el-input {
      // display: inline-block;
      height: 47px;
      width: 85%;
      & > div {
        background: rgba(0, 0, 0, 0.1) !important;
        box-shadow: none;
      }
      input {
        background: transparent;
        border: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gary;
        caret-color: $cursor;
        box-shadow: none;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    display: inline-block;
  }

  .title-container {
    position: relative;
    .title {
      font-size: 26px;
      color: $light_gary;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
